124 lines
4.6 KiB
Java
124 lines
4.6 KiB
Java
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import java.awt.*;
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import java.awt.event.*;
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import javax.swing.*;
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import javax.swing.event.*;
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import javax.swing.border.*;
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public class KnightsTour extends JFrame
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{
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private KnightsTourBoard m_ktBoard = new KnightsTourBoard(5, 5);
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/* GUI elements */
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private ActionEventHandler m_handler;
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private JTextField m_widthField;
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private JTextField m_heightField;
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private JTextField m_startXField;
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private JTextField m_startYField;
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private JButton m_startButton;
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private JPanel m_mainPanel;
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private JPanel m_boardPanel;
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private JLabel m_statusLabel;
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public KnightsTour()
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{
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super("Josh's Knights Tour project for CS621");
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setDefaultCloseOperation(EXIT_ON_CLOSE);
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setSize(500, 600);
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m_handler = new ActionEventHandler(this);
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Container c = getContentPane();
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/* set up the main window contents */
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c.add(m_mainPanel = new JPanel(new BorderLayout()) {{
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setBorder(BorderFactory.createEmptyBorder(9, 9, 9, 9));
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add(new JPanel() {{
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setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
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setBorder(BorderFactory.createEmptyBorder(0, 0, 0, 7));
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add(new JPanel() {{ /* board size panel */
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setBorder(BorderFactory.createTitledBorder("Board Size"));
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add(new JPanel() {{
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setBorder(BorderFactory.createEmptyBorder());
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setLayout(new GridLayout(2, 2, 5, 5));
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add(new JLabel("Width:", SwingConstants.RIGHT));
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add(m_widthField = new JTextField("5"));
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add(new JLabel("Height:", SwingConstants.RIGHT));
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add(m_heightField = new JTextField("5"));
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}});
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}});
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add(new Box.Filler(new Dimension(5, 0),
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new Dimension(5, 0),
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new Dimension(5, 0)));
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add(new JPanel() {{ /* starting position panel */
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setBorder(BorderFactory.createTitledBorder("Starting Position"));
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add(new JPanel() {{
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setBorder(BorderFactory.createEmptyBorder());
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setLayout(new GridLayout(2, 2, 5, 5));
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add(new JLabel("Column (X):", SwingConstants.RIGHT));
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add(m_startXField = new JTextField("2"));
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add(new JLabel("Row (Y):", SwingConstants.RIGHT));
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add(m_startYField = new JTextField("2"));
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}});
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}});
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add(new Box.Filler(new Dimension(5, 0),
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new Dimension(5, 0),
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new Dimension(5, 0)));
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add(new JPanel() {{ /* start button panel */
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setBorder(BorderFactory.createTitledBorder("Start"));
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add(new JPanel() {{
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setBorder(BorderFactory.createEmptyBorder());
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setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
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add(m_startButton = new JButton("Start Knight's Tour"));
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add(m_statusLabel = new JLabel());
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}});
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}});
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add(new Box.Filler(new Dimension(0, 0),
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new Dimension(Short.MAX_VALUE, 0),
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new Dimension(10000, 10000)));
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}}, BorderLayout.NORTH);
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}});
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createBoardPanel(5, 5);
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setVisible(true);
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}
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private void createBoardPanel(int width, int height)
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{
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if (m_boardPanel != null)
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m_mainPanel.remove(m_boardPanel);
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m_boardPanel = new JPanel(new GridLayout(width, height));
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m_boardPanel.setBorder(BorderFactory.createEmptyBorder(5, 0, 0, 0));
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for (int x = 0; x < width; x++)
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{
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for (int y = 0; y < width; y++)
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{
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JLabel l = new JLabel(m_ktBoard.getStepAt(x, y) == 0
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? "h"
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: new Integer(m_ktBoard.getStepAt(x, y)).toString(),
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SwingConstants.CENTER);
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m_boardPanel.add(l);
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}
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}
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m_mainPanel.add(m_boardPanel);
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m_mainPanel.validate();
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}
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private class ActionEventHandler implements ActionListener
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{
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private KnightsTour m_kt;
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public ActionEventHandler(KnightsTour kt) { m_kt = kt; }
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public void actionPerformed(ActionEvent e)
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{
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}
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}
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public static void main(String[] args)
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{
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KnightsTour kt = new KnightsTour();
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}
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}
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